Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

As of December 31, 2012, future minimum rental commitments under non-cancellable leases were as follows (in thousands):

Year Ending December 31,	Future Minimum Lease Payments
2013	$	246
2014		265
2015		235
Thereafter		–
	$	746